Describe the Biot-Savart law and apply it to find the magnetic field at the center of a circular current-carrying loop.
Plot the point P (– 6, 2) and from it draw PM and PN as perpendiculars to x-axis and y-axis, respectively. Write the coordinates of the points M and N.
Explain the concept of resistivity and its dependence on temperature. How does the resistivity of conductors differ from that of semiconductors?
State Coulomb’s law and explain its significance. How does the force between two charges vary with the distance between them?
Can you think of examples of surveys in your
world today? Think about how toy companies get
information about what young people enjoy playing
with or how the government finds out about the
number of young people in school. What can a
historian derive from such surveys?
According to the poem “The Winner,” what qualities define a true winner?
+91 94284 01196 (WhatsApp only)
C-15, Suvidhapark Society, Amitnagar circle, Karelibaug, Vadodara (390018)
© Copyright 2025. Doubtora. All Rights Reserved
